wpcfe_label_site_info
“wpcfe_label_site_info” allow to add additional information under the shipment information in label template.
Copy and paste the following code in the theme functions.php file for sample result.
// Add phone number in the shipment information serction add_action('wpcfe_label_site_info', function( $shipment_id ){ ?> Phone: 0123456789 <?php });